Email: sales@a1tooling.com | Phone: (888) 988-8820
We ship from multiple warehouses throughout the USA
to get you what you need as fast as possible!
Millions of items in stock!
Fast online checkout - No account required
Cart 0
Cart 0

MSC Up To 2022 Part 1 - (153061 Products)

Value Collection - 9/32" Diam, 1/4" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore - A1 Tooling

Value Collection - 9/32" Diam, 1/4" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 08840183
Brand: Value Collection
Model #:

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Product Specifications
Counterbore Diameter (Inch) 9/32
Pilot Shank Diameter Compatibility (Inch) 3/32
Finish/Coating Bright
Counterbore Material High Speed Steel
Number of Flutes 4
Shank Type Straight
Shank Diameter (Inch) 1/4
Aircraft-Style Yes
Overall Length (Inch) 2-3/8
Cutting Direction Forward

$55.86

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Union Butterfield - 1/2" Head Diam, 1/8" Shank Diam, Counterbore Pilot - A1 Tooling

Union Butterfield - 1/2" Head Diam, 1/8" Shank Diam, Counterbore Pilot


Item #: 65707432
Brand: Union Butterfield
Model #: 3210265

Product Specifications
Head Diameter (Inch) 1/2
Shank Diameter (Inch) 1/8
Finish/Coating Bright
Aircraft-Style No
Pilot Material High Speed Steel

$55.72

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Union Butterfield - 1/2" Head Diam, 5/16" Shank Diam, Counterbore Pilot - A1 Tooling

Union Butterfield - 1/2" Head Diam, 5/16" Shank Diam, Counterbore Pilot


Item #: 65707416
Brand: Union Butterfield
Model #: 3210144

Product Specifications
Head Diameter (Inch) 1/2
Shank Diameter (Inch) 5/16
Finish/Coating Bright
Aircraft-Style No
Pilot Material High Speed Steel

$55.72

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Union Butterfield - 1/2" Head Diam, 1/4" Shank Diam, Counterbore Pilot - A1 Tooling

Union Butterfield - 1/2" Head Diam, 1/4" Shank Diam, Counterbore Pilot


Item #: 65707440
Brand: Union Butterfield
Model #: 3210135

Product Specifications
Head Diameter (Inch) 1/2
Shank Diameter (Inch) 1/4
Finish/Coating Bright
Aircraft-Style No
Pilot Material High Speed Steel

$55.72

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Union Butterfield - 1/2" Head Diam, 3/8" Shank Diam, Counterbore Pilot - A1 Tooling

Union Butterfield - 1/2" Head Diam, 3/8" Shank Diam, Counterbore Pilot


Item #: 65707424
Brand: Union Butterfield
Model #: 3210156

Product Specifications
Head Diameter (Inch) 1/2
Shank Diameter (Inch) 3/8
Finish/Coating Bright
Aircraft-Style No
Pilot Material High Speed Steel

$55.72

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Keo - #6 Wire Socket Head Cap Screw Compatible, Cobalt, Solid Pilot Counterbore - A1 Tooling

Keo - #6 Wire Socket Head Cap Screw Compatible, Cobalt, Solid Pilot Counterbore


Item #: 02828440
Brand: Keo
Model #: 55207

Features and Benefits

Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
Product Specifications
Fastener Type Compatibility Socket-Head Cap Screw
Counterbore Diameter (Decimal Inch) 0.2440
Fastener Size Compatibility (Wire) #6
Counterbore Material Cobalt
Finish/Coating Bright
Standard or Oversize Pilot Oversize
Shank Diameter (Inch) 7/32
Number of Flutes 3
Aircraft-Style No
Pilot Diameter (Decimal Inch) 0.1530
Shank Type Straight
Overall Length (Inch) 3
Cutting Direction Forward

$55.48

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Keo - #6 Wire Socket Head Cap Screw Compatible, Cobalt, Solid Pilot Counterbore - A1 Tooling

Keo - #6 Wire Socket Head Cap Screw Compatible, Cobalt, Solid Pilot Counterbore


Item #: 02828432
Brand: Keo
Model #: 55206

Features and Benefits

Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
Product Specifications
Fastener Type Compatibility Socket-Head Cap Screw
Counterbore Diameter (Decimal Inch) 0.2280
Fastener Size Compatibility (Wire) #6
Counterbore Material Cobalt
Finish/Coating Bright
Standard or Oversize Pilot Standard
Shank Diameter (Inch) 7/32
Number of Flutes 3
Aircraft-Style No
Pilot Diameter (Decimal Inch) 0.1380
Shank Type Straight
Overall Length (Inch) 3
Cutting Direction Forward

$55.48

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Keo - #6 Wire Socket Head Cap Screw Compatible, Cobalt, Solid Pilot Counterbore - A1 Tooling

Keo - #6 Wire Socket Head Cap Screw Compatible, Cobalt, Solid Pilot Counterbore


Item #: 02828457
Brand: Keo
Model #: 55208

Features and Benefits

Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
Product Specifications
Fastener Type Compatibility Socket-Head Cap Screw
Counterbore Diameter (Decimal Inch) 0.2600
Fastener Size Compatibility (Wire) #6
Counterbore Material Cobalt
Finish/Coating Bright
Standard or Oversize Pilot Oversize
Shank Diameter (Inch) 7/32
Number of Flutes 3
Aircraft-Style No
Pilot Diameter (Decimal Inch) 0.1690
Shank Type Straight
Overall Length (Inch) 3
Cutting Direction Forward

$55.48

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Keo - 4mm Socket Head Cap Screw Compatible, Cobalt, Solid Pilot Counterbore - A1 Tooling

Keo - 4mm Socket Head Cap Screw Compatible, Cobalt, Solid Pilot Counterbore


Item #: 44850816
Brand: Keo
Model #: 56208

Features and Benefits

Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
Product Specifications
Fastener Type Compatibility Socket-Head Cap Screw
Counterbore Diameter (mm) 8.00
Fastener Size Compatibility (mm) 4.00
Counterbore Material Cobalt
Finish/Coating Bright
Standard or Oversize Pilot Standard
Shank Diameter (mm) 5.00
Number of Flutes 3
Pilot Diameter (mm) 4.50
Overall Length (mm) 71.00

$55.14

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Keo - 4mm Socket Head Cap Screw Compatible, Cobalt, Solid Pilot Counterbore - A1 Tooling

Keo - 4mm Socket Head Cap Screw Compatible, Cobalt, Solid Pilot Counterbore


Item #: 44850832
Brand: Keo
Model #: 56206

Features and Benefits

Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
Product Specifications
Fastener Type Compatibility Socket-Head Cap Screw
Counterbore Diameter (mm) 8.00
Fastener Size Compatibility (mm) 4.00
Counterbore Material Cobalt
Finish/Coating Bright
Standard or Oversize Pilot Standard
Shank Diameter (mm) 5.00
Number of Flutes 3
Pilot Diameter (mm) 3.30
Overall Length (mm) 71.00

$55.14

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Keo - 4mm Socket Head Cap Screw Compatible, Cobalt, Solid Pilot Counterbore - A1 Tooling

Keo - 4mm Socket Head Cap Screw Compatible, Cobalt, Solid Pilot Counterbore


Item #: 44850824
Brand: Keo
Model #: 56207

Features and Benefits

Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
Product Specifications
Fastener Type Compatibility Socket-Head Cap Screw
Counterbore Diameter (mm) 8.00
Fastener Size Compatibility (mm) 4.00
Counterbore Material Cobalt
Finish/Coating Bright
Standard or Oversize Pilot Standard
Shank Diameter (mm) 5.00
Number of Flutes 3
Pilot Diameter (mm) 4.30
Overall Length (mm) 71.00

$55.14

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Alvord Polk - 8mm Socket Head Cap Screw Compatible, High Speed Steel, Solid Pilot Counterbore - A1 Tooling

Alvord Polk - 8mm Socket Head Cap Screw Compatible, High Speed Steel, Solid Pilot Counterbore


Item #: 43981455
Brand: Alvord Polk
Model #: 03084

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
Product Specifications
Fastener Type Compatibility Socket-Head Cap Screw
Counterbore Diameter (Decimal Inch) 0.5315
Fastener Size Compatibility (mm) 8.00
Fastener Size Compatibility (Decimal Inch) 0.3150
Counterbore Material High Speed Steel
Finish/Coating Bright
Standard or Oversize Pilot Standard
Shank Diameter (Decimal Inch) 0.5000
Aircraft-Style No
Pilot Diameter (Decimal Inch) 0.3346
Shank Type Straight
Overall Length (Inch) 6-1/2
Overall Length (Decimal Inch) 6.50
Cutting Direction Forward

$54.87

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 5/16" Diam, 19/64" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore - A1 Tooling

Value Collection - 5/16" Diam, 19/64" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 08790206
Brand: Value Collection
Model #:

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Product Specifications
Counterbore Diameter (Inch) 5/16
Pilot Shank Diameter Compatibility (Inch) 3/32
Finish/Coating Bright
Counterbore Material High Speed Steel
Number of Flutes 3
Shank Type Straight
Shank Diameter (Inch) 19/64
Aircraft-Style No
Shank Length (Inch) 3-1/16
Overall Length (Inch) 3-13/16
Cutting Direction Forward

$54.81

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 3/8" Diam, 5/16" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore - A1 Tooling

Value Collection - 3/8" Diam, 5/16" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 08790248
Brand: Value Collection
Model #:

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Product Specifications
Counterbore Diameter (Inch) 3/8
Pilot Shank Diameter Compatibility (Inch) 5/32
Finish/Coating Bright
Counterbore Material High Speed Steel
Number of Flutes 3
Shank Type Straight
Shank Diameter (Inch) 5/16
Aircraft-Style No
Shank Length (Inch) 3-1/16
Overall Length (Inch) 4-1/16
Cutting Direction Forward

$54.81

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - 7/32" Diam, 7/32" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore - A1 Tooling

Made in USA - 7/32" Diam, 7/32" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 71011142
Brand: Made in USA
Model #:

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Product Specifications
Counterbore Diameter (Inch) 7/32
Pilot Shank Diameter Compatibility (Inch) 3/32
Finish/Coating Bright
Counterbore Material High Speed Steel
Number of Flutes 4
Shank Type Straight
Shank Diameter (Inch) 7/32
Aircraft-Style Yes
Overall Length (Inch) 4
Cutting Direction Forward

$54.85

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 1/4" Diam, 15/64" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore - A1 Tooling

Value Collection - 1/4" Diam, 15/64" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 08790164
Brand: Value Collection
Model #:

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Product Specifications
Counterbore Diameter (Inch) 1/4
Pilot Shank Diameter Compatibility (Inch) 3/32
Finish/Coating Bright
Counterbore Material High Speed Steel
Number of Flutes 3
Shank Type Straight
Shank Diameter (Inch) 15/64
Aircraft-Style No
Shank Length (Inch) 3-1/16
Overall Length (Inch) 3-13/16
Cutting Direction Forward

$54.81

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 9/32" Diam, 17/64" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore - A1 Tooling

Value Collection - 9/32" Diam, 17/64" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 08790180
Brand: Value Collection
Model #:

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Product Specifications
Counterbore Diameter (Inch) 9/32
Pilot Shank Diameter Compatibility (Inch) 3/32
Finish/Coating Bright
Counterbore Material High Speed Steel
Number of Flutes 3
Shank Type Straight
Shank Diameter (Inch) 17/64
Aircraft-Style No
Shank Length (Inch) 3-1/16
Overall Length (Inch) 3-13/16
Cutting Direction Forward

$54.81

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 13/32" Diam, 3/8" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore - A1 Tooling

Value Collection - 13/32" Diam, 3/8" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 08790263
Brand: Value Collection
Model #:

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Product Specifications
Counterbore Diameter (Inch) 13/32
Pilot Shank Diameter Compatibility (Inch) 5/32
Finish/Coating Bright
Counterbore Material High Speed Steel
Number of Flutes 3
Shank Type Straight
Shank Diameter (Inch) 3/8
Aircraft-Style No
Shank Length (Inch) 3-1/16
Overall Length (Inch) 4-1/16
Cutting Direction Forward

$54.81

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 3/16" Diam, 15/64" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore - A1 Tooling

Value Collection - 3/16" Diam, 15/64" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 08790123
Brand: Value Collection
Model #:

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Product Specifications
Counterbore Diameter (Inch) 3/16
Pilot Shank Diameter Compatibility (Inch) 3/32
Finish/Coating Bright
Counterbore Material High Speed Steel
Number of Flutes 3
Shank Type Straight
Shank Diameter (Inch) 15/64
Aircraft-Style No
Shank Length (Inch) 2-3/8
Overall Length (Inch) 3
Cutting Direction Forward

$54.81

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 11/32" Diam, 5/16" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore - A1 Tooling

Value Collection - 11/32" Diam, 5/16" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 08790222
Brand: Value Collection
Model #:

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Product Specifications
Counterbore Diameter (Inch) 11/32
Pilot Shank Diameter Compatibility (Inch) 3/32
Finish/Coating Bright
Counterbore Material High Speed Steel
Number of Flutes 3
Shank Type Straight
Shank Diameter (Inch) 5/16
Aircraft-Style No
Shank Length (Inch) 3-1/16
Overall Length (Inch) 3-13/16
Cutting Direction Forward

$54.81

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It